Nepean Bay Weather Forecast

    • 12
    • 31

    Clear

    • 12
    • 29

    Mostly sunny

    • 15
    • 24

    Partly cloudy

    • 13
    • 25

    Mostly sunny

    • 13
    • 25

    Mostly sunny

    • 14
    • 25

    Mostly sunny

    • 15
    • 26

    Mostly sunny

Today 3 Feb Kangaroo Island

Mostly sunny. The chance of smoke haze in the late morning and afternoon. Winds northwest to northeasterly 15 to 20 km/h tending northwest to southwesterly 15 to 25 km/h in the early afternoon then tending south to southeasterly 15 to 20 km/h in the late afternoon. Daytime maximum temperatures around 30.

Investigator Strait Coastal Waters

Wind
Southeast to southwesterly 10 to 15 knots tending southeasterly in the late evening.
Seas
Below 1 metre.
1st Swell
Southerly around 1 metre through the Backstairs Passage.
Weather
Clear.
Weather Situation
A series of high pressure systems moving south of the Bight this week, maintain ridge conditions over southern parts of SA until Saturday. A trough lingering about the north of the state, deepens about the northeast on Wednesday and moves across much of the north on Thursday and Friday, before shifting further south on Saturday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Nepean Bay Temperature Statistics View More

February Temperature

Kingscote Airport (7km)

  • Lowest 2 February, 2026

    13.2 °C

  • Average February

    16.8 °C

  • Highest 1 February, 2026

    22.3 °C

Climate (2021–Present)

Kingscote Airport (7km)

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  • Average Low 2021–2026

    9.2 °C

  • Average 2021–2026

    14.7 °C

  • Average High 2021–2026

    21.1 °C
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